VULNERABILITY INTELLIGENCE
CVE-2021-45391
CVSS score7.5 HIGH
EPSS probability1.83%
CISA KEVNot currently listed
Published2022-02-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
A Buffer Overflow vulnerability exists in Tenda Router AX12 V22.03.01.21_CN in the sub_422CE4 function in the goform/setIPv6Status binary file /usr/sbin/httpd via the conType parameter, which causes a Denial of Service.
Weakness classification
- CWE-787: Out-of-bounds Write
Primary references
- cve@mitre.org — Broken Link
- cve@mitre.org — Exploit, Third Party Advisory
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Product, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Broken Link
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Product, Vendor Advisory